Agilent Technologies E1468A, User Manual, Page: 60 / 84

60 Relay Matrix Switch Command Reference
Chapter 3
Comments
Matrix Module Power-On State:
The power-on state is all channels (relays)
open. *RST opens all channels of all modules in a switchbox, while
SYSTem:CPON <number> opens the channels in only the module (card)
specified in the command.
Example
Setting Card #1 Module to Power-On State
SYST:CPON 1
! Sets module #1 to power-on
!state
SYSTem:CTYPe?
SYSTem:CTYPe? <number>
returns the module (card) type of a selected
module in a switchbox.
Parameters
Comments
8x8 Relay Matrix Module Model Number:
SYSTem:CTYPe? <number>
returns
HEWLETT-PACKARD,El468A,0,A.02.00
, where the 0 after
E1468A is the module serial number (always 0) and A.02.00 is an
example of the module revision code number.
4x16 Relay Matrix Switch Module Model Number:
SYSTem:CTYPe?
<number> returns
HEWLETT-PACKARD,El469A,0,A.04.00,
where
the 0 after E1469A is the module serial number (always 0) and A.04.00
is an example of the module revision code number.
Example
Reading the Model Number of a Card #l Module
SYST:CTYP? 1
!Return the model number
SYSTem:ERRor?
SYSTem:ERRor?
returns the error numbers and corresponding error
messages in the error queue of a switchbox. See Appendix C for a listing
of some switchbox error numbers and messages.
Comments
Error Numbers/Messages in the Error Queue:
Each error generated by a
switchbox stores an error number and corresponding error message in
the error queue. The error message can be up to 255 characters long.
Name Type Range of Values Default Value
<number> numeric 1 through 99 N/A